Acceleration is a measure of
A. a change in velocity.
B. how fast how-fast changes.
C. both of these
D. none of the above
Answer: C
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If you were to increase the pH of rain water, the concentration of dissolved CO2 would
A. decrease because the acid form is neutralized. B. increase because the acid form is neutralized. C. decrease because you are adding acid. D. increase because you are adding acid.
What is recharge, and how can it be accomplished by human action? What will be an ideal response?
The noncohesive downslope movement of saturated Earth materials is called a(n) ________
Fill in the blank(s) with correct word
Formation of new organic matter through photosynthesis by autotrophs is referred to as:
a. net production. b. gross production. c. secondary production. d. primary production.